DE60126465D1 - DC motor - Google Patents

DC motor

Info

Publication number
DE60126465D1
DE60126465D1 DE60126465T DE60126465T DE60126465D1 DE 60126465 D1 DE60126465 D1 DE 60126465D1 DE 60126465 T DE60126465 T DE 60126465T DE 60126465 T DE60126465 T DE 60126465T DE 60126465 D1 DE60126465 D1 DE 60126465D1
Authority
DE
Germany
Prior art keywords
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60126465T
Other languages
German (de)
Other versions
DE60126465T2 (en
Inventor
Hiroyuki Harada
Takeshi Tanaka
Toshihiro Tanino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asmo Co Ltd
Original Assignee
Asmo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asmo Co Ltd filed Critical Asmo Co Ltd
Publication of DE60126465D1 publication Critical patent/DE60126465D1/en
Application granted granted Critical
Publication of DE60126465T2 publication Critical patent/DE60126465T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
    • H02K23/02—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by arrangement for exciting
    • H02K23/04—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by arrangement for exciting having permanent magnet excitation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc Machiner (AREA)
DE60126465T 2000-12-18 2001-12-17 DC motor Expired - Lifetime DE60126465T2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000383959 2000-12-18
JP2000383959 2000-12-18
JP2000392522 2000-12-25
JP2000392522 2000-12-25

Publications (2)

Publication Number Publication Date
DE60126465D1 true DE60126465D1 (en) 2007-03-22
DE60126465T2 DE60126465T2 (en) 2007-11-15

Family

ID=26606025

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60126465T Expired - Lifetime DE60126465T2 (en) 2000-12-18 2001-12-17 DC motor

Country Status (3)

Country Link
US (1) US6720697B2 (en)
EP (1) EP1215799B1 (en)
DE (1) DE60126465T2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004215326A (en) * 2002-12-26 2004-07-29 Aisan Ind Co Ltd Dc motor with brush
JP3839428B2 (en) * 2003-06-10 2006-11-01 アスモ株式会社 DC machine
JP4093263B2 (en) * 2005-08-08 2008-06-04 愛知製鋼株式会社 Anisotropic bonded magnet and DC motor using it.
TW200709536A (en) * 2006-03-02 2007-03-01 Magtronics Technology Inc A voice coil motor and method of using magnetic restoring force achieving displacement control
TWI343689B (en) * 2006-12-28 2011-06-11 Delta Electronics Inc Permanent magnet rotary structure of electric machinery
US9695637B2 (en) 2013-03-15 2017-07-04 Smith International, Inc. Downhole turbine motor and related assemblies
DE102016108430A1 (en) * 2015-05-08 2016-11-10 Johnson Electric S.A. Single-phase external rotor motor and rotor thereof
DE102015212165A1 (en) * 2015-06-30 2017-01-05 Robert Bosch Gmbh Electric machine with reduced cogging and torque ripple
JP6710324B2 (en) * 2017-04-27 2020-06-17 アルプスアルパイン株式会社 Electric motor with rotation angle detector, rotation angle detector of electric motor, and method for detecting rotation angle of electric motor having commutator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2527461C2 (en) * 1975-06-20 1987-01-02 Robert Bosch Gmbh, 7000 Stuttgart Process for the production of anisotropic segment magnets for electrical machines
GB2037092B (en) 1978-06-08 1983-03-23 Bosch Gmbh Robert Electric motor
JPH0757082B2 (en) 1985-09-18 1995-06-14 株式会社日立製作所 Permanent magnet field type motor
US5204569A (en) * 1990-02-07 1993-04-20 Asmo Co., Ltd. Anisotropic magnet for rotary electric machine
DE4109729A1 (en) 1991-03-25 1992-10-01 Hans Hermann Rottmerhusen DC motor fitted with magnet ring sectors for field excitation - has radially magnetised main pole on each side of which is vertically magnetised and has auxiliary pole forming turning field
US5677587A (en) * 1993-01-19 1997-10-14 Kabushiki Kaisha Sankyo Seiki Seisakusho Small motor having drive magnet with magnetization pattern for biasing rotor shaft
RU2072613C1 (en) * 1994-05-31 1997-01-27 Московская государственная академия автомобильного и тракторного машиностроения Collector direct current motor with ferrite magnets
DE19832157B4 (en) 1998-07-17 2008-08-21 Nidec Motors & Actuators (Germany) Gmbh Electric machine
JP3816707B2 (en) 1999-05-21 2006-08-30 アスモ株式会社 DC machine
JP2001258228A (en) 2000-03-08 2001-09-21 Asmo Co Ltd Dc machine and magnet thereof

Also Published As

Publication number Publication date
EP1215799A1 (en) 2002-06-19
EP1215799B1 (en) 2007-02-07
DE60126465T2 (en) 2007-11-15
US20020074886A1 (en) 2002-06-20
US6720697B2 (en) 2004-04-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition